MedicalTerminology DB

Meaning of interferon alfa-2b: A drug used to treat some infections caused by viruses and several types of cancer.

Definition of interferon alfa-2b

A drug used to treat some infections caused by viruses and several types of cancer. These include hairy cell leukemia, melanoma, and follicular lymphoma. It is a form of interferon alfa (a substance normally made by cells of the immune system) that is made in the laboratory. It is a type of biological response modifier. Also called IFN alpha-2B, Intron A, and recombinant interferon alfa-2b.

Written and maintained by James Murray Last updated July 21, 2026 Educational reference, not medical advice. Read the limitations.

For learning, not diagnosis. This glossary provides general educational information and is not a substitute for advice from a qualified healthcare professional. If you may be experiencing a medical emergency, contact local emergency services.